Sample TMAU-3-41
NavDat sample number 35641 · ANDESITE
Sample
| Sample ID | TMAU-3-41 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 38.8 |
|---|---|
| Longitude | -105.5 |
| State / province | Colorado |
| Formation | THIRTYNINE MILE ANDESITE |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35 | 30 | 40 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50.79 | WT% | UV-VIS COLORIMETRY | |
| TIO2 | 1.72 | WT% | XRF | |
| AL2O3 | 16.86 | WT% | AAS | |
| FE2O3 | 3.25 | WT% | AAS | |
| FEO | 7.2 | WT% | AAS | |
| MNO | 0.2 | WT% | UNKNOWN | |
| MGO | 4.78 | WT% | AAS | |
| CAO | 8.4 | WT% | XRF | |
| NA2O | 3.72 | WT% | AAS | |
| K2O | 2.27 | WT% | AAS | |
| P2O5 | 0.81 | WT% | XRF | |
| LOI | 1.03 | WT% | LOI | |
| TOTAL | 100.09 | WT% | LOI | |
| BA | 1888 | PPM | XRF | |
| CO | 36 | PPM | UNKNOWN | |
| CR | 28 | PPM | UNKNOWN | |
| CU | 24 | PPM | UNKNOWN | |
| LI | 6 | PPM | UNKNOWN | |
| NB | 32 | PPM | XRF | |
| NI | 20 | PPM | UNKNOWN | |
| PB | 11 | PPM | UNKNOWN | |
| RB | 115 | PPM | XRF | |
| SR | 1325 | PPM | XRF | |
| TH | 6.7 | PPM | GAMMA-RAY COUNTING | |
| U | 1.4 | PPM | GAMMA-RAY COUNTING | |
| V | 248 | PPM | UNKNOWN | |
| Y | 32 | PPM | ICP | |
| ZN | 119 | PPM | UNKNOWN | |
| ZR | 201 | PPM | XRF |